Electric Bike Conversion Kit Noise Free Rear Drive Rotating^ Item Type: Electric Bicycle Conversion Kit. Noise Free: Brushless hub motor realizes noise free operation, allowing you to fully enjoy the fun of riding. Number of Magnet Poles: 20.
20 Rear Wheel Electric Bicycle Hub Motor Conversion Kit 48V 1000W E-bike Parts Condition of 48V battery. Type:rear drive DC motor. Motor type:Brushless Motor. The rear drive is 170mm. (Can be used in 1000 watt motors).